Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5925236 | Processes for visbreaking heavy hydrocarbon feedstocks | Marc Fersing, Luc Gouzien, Geraud Bourley | 1999-07-20 |
| 5853567 | Methods and apparatus for the viscosity reduction of heavy hydrocarbon feedstocks | Luc Gouzien, Pierre Lutran, Marc Persing | 1998-12-29 |